add bscan.py

- bscan.py: scan from flatbed to multipage pdf

bscan.py

@@ -0,0 +1,28 @@
+#! /usr/bin/python3
+
+"""Multipage scan script"""
+
+import subprocess as sp
+import datetime as dt
+import os
+
+pages = int(input("No of pages: "))
+
+if __name__ == "__main__":
+    dn = dt.datetime.now()
+    fp = f"{dn.strftime('%Y%m%d_%H%M')}"
+    for i in range(1, pages+1):
+        print(f"{i} / {pages}")
+        file = f"{fp}_{i:04d}.png"
+        sp.call([
+            'scanimage',
+            '-d', "hpaio:/net/deskjet_3070_b611_series?ip=192.168.178.150&queue=false",
+            '--format=png',
+            '--resolution=200',
+            '--mode=Gray',
+            '--output-file', file
+            ])
+    sp.call([
+        'convert', "`ls -d ./{fp}_*`", fp + ".pdf"
+        ])
+    print("created multipage PDF {file}.pdf")